progressing with the real robot
This commit is contained in:
Pablo Iñigo Blasco
Родитель
75b6926f87
Коммит
2641e0e6b6
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@ -12,6 +12,6 @@
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<node pkg="sorting_demo" type="gripper_action_server.py" name="gripper_action_server"/>
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<include file="$(find sawyer_moveit_config)/launch/sawyer_moveit.launch">
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<arg name="electric_gripper" value="true"/>
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<arg name="electric_gripper" value="false"/>
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</include>
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</launch>
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@ -1,19 +1,24 @@
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import re
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from rospy_message_converter import message_converter
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import demo_constants
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class BlockState:
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regex = re.compile(r'block(\d+)\.*')
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def __init__(self, gazebo_id, pose):
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def __init__(self, id, pose):
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self.perception_id = None
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self.gazebo_id = gazebo_id
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self.gazebo_id = id
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self.pose = pose
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self.color = None
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self.homogeneous_transform = None
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search = BlockState.regex.search(gazebo_id)
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if not demo_constants.REAL_ROBOT:
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search = BlockState.regex.search(id)
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self.num = int(search.group(1))
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else:
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self.num = int(id)
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self.gazebo_pose = None
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self.grasp_pose = None
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self.place_pose = None
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@ -1,5 +1,6 @@
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#!/usr/bin/python
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import copy
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import random
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import re
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import math
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@ -13,7 +14,6 @@ from concepts.block import BlockState
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from concepts.tray import TrayState
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from concepts.table import Table
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from cv_detection_head import CameraHelper, get_blobs_info
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from cv_detection_right_hand import get_cubes_z_rotation
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@ -51,6 +51,22 @@ class EnvironmentEstimation:
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self.hand_camera_helper = CameraHelper("right_hand_camera", "base", TABLE_HEIGHT)
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if demo_constants.REAL_ROBOT:
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k = 3
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for i in xrange(k):
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for j in xrange(k):
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q = tf.transformations.quaternion_from_euler(random.uniform(0, 2 * math.pi),
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random.uniform(0, 2 * math.pi),
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random.uniform(0, 2 * math.pi))
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block = BlockState(id=str(len(self.gazebo_blocks)),
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pose=Pose(position=Point(x=0.45 + j * 0.15 + random.uniform(-1, 1) * 0.03,
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y=-0.15 + i * 0.15 + random.uniform(-1, 1) * 0.03,
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z=0.7725),
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orientation=Quaternion(x=q[0], y=q[1], z=q[2], w=q[3])))
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self.gazebo_blocks.append(block)
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def identify_block_from_aproximated_point(self, projected):
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"""
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:param projected:
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@ -77,7 +93,7 @@ class EnvironmentEstimation:
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return None
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def compute_block_pose_estimation_from_arm_camera(self, CUBE_SIZE=150):
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#get latest image from topic
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# get latest image from topic
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rospy.sleep(0.3)
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# Take picture
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img_data = self.hand_camera_helper.take_single_picture()
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@ -143,7 +159,7 @@ class EnvironmentEstimation:
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# select the other grasping
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if not graspA and graspB:
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rospy.logwarn("Swiching grasping orientation for current block (grasping clearance)")
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if final_cube_yaw_angle >0:
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if final_cube_yaw_angle > 0:
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final_cube_yaw_angle -= math.pi / 2
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else:
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final_cube_yaw_angle += math.pi / 2
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@ -155,16 +171,16 @@ class EnvironmentEstimation:
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self.tf_broacaster.sendTransform(projected, poseq, rospy.Time(0), "estimated_cube_1", "base")
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rospy.logwarn(projected)
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#cv2.imshow("cube detection", cv_image)
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#cv2.waitKey(0)
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# cv2.imshow("cube detection", cv_image)
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# cv2.waitKey(0)
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return Pose(position=Point(x=projected[0], y=projected[1], z=projected[1]),
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orientation=Quaternion(x=poseq[0], y=poseq[1], z=poseq[2], w=poseq[3])),graspA or graspB
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orientation=Quaternion(x=poseq[0], y=poseq[1], z=poseq[2], w=poseq[3])), graspA or graspB
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except Exception as ex:
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rospy.logwarn("erroneous cube detection")
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#cv2.imshow("erroneus cube detection", cv_image)
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#cv2.waitKey(0)
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# cv2.imshow("erroneus cube detection", cv_image)
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# cv2.waitKey(0)
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return None, False
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def compute_block_pose_estimations_from_head_camera(self):
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@ -180,7 +196,7 @@ class EnvironmentEstimation:
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# Convert to OpenCV format
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cv_image = self.bridge.imgmsg_to_cv2(img_data, "bgr8")
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cv2.imwrite("/tmp/last_head_picture.jpg",cv_image)
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cv2.imwrite("/tmp/last_head_picture.jpg", cv_image)
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rospy.logwarn("processing head camera image to find blocks")
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blobs_info = get_blobs_info(cv_image)
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@ -278,7 +294,7 @@ class EnvironmentEstimation:
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item = self.get_block_by_gazebo_id(name)
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if item is None:
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# rospy.logwarn("block create name: "+ name)
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item = BlockState(gazebo_id=name, pose=pose)
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item = BlockState(id=name, pose=pose)
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item.color = demo_constants.BLOCK_COLOR_MAPPINGS[item.num]["material"].replace("Gazebo/", "")
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else:
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item.pose = pose
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@ -288,7 +304,8 @@ class EnvironmentEstimation:
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item = self.get_tray_by_gazebo_id(name)
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# item = None
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if item is None:
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item = TrayState(gazebo_id=name, pose=pose, TRAY_SURFACE_THICKNESS= demo_constants.TRAY_SURFACE_THICKNESS)
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item = TrayState(gazebo_id=name, pose=pose,
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TRAY_SURFACE_THICKNESS=demo_constants.TRAY_SURFACE_THICKNESS)
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item.color = demo_constants.TRAY_COLORS[item.num].replace("Gazebo/", "")
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else:
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item.pose = pose
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@ -321,6 +338,7 @@ class EnvironmentEstimation:
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blocks = []
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trays = []
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if not demo_constants.REAL_ROBOT:
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# publish tfs
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basehomopose = get_homo_matrix_from_pose_msg(self.gazebo_world_to_ros_transform, tag="base")
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@ -420,7 +438,6 @@ class EnvironmentEstimation:
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:param id:
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:return:
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"""
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color = color.replace("Gazebo/", "")
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rospy.logwarn("by color: " + str(color))
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rospy.logwarn("by color: " + str(self.trays))
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@ -11,14 +11,15 @@ from control_msgs.msg import (
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GripperCommandFeedback,
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GripperCommandResult,
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)
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import real_gripper
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from real_gripper import PSGGripper
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import intera_interface
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class GripperActionServer(object):
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def __init__(self):
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self._ns = "/robot/gripper_action_server"
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self._gripper = intera_interface.Gripper()
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self._gripper = PSGGripper() # intera_interface.Gripper()
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# Action Server
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self._server = actionlib.SimpleActionServer(
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@ -5,20 +5,24 @@ import sys
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import rospy
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import gazebo_models
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from task_planner import TaskPlanner
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import demo_constants
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def main():
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rospy.init_node("sorting_demo")
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rospy.logwarn("Hello world")
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if not demo_constants.REAL_ROBOT:
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# Load Gazebo Models via Spawning Services
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# Note that the models reference is the /world frame
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# and the IK operates with respect to the /base frame
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model_list, original_block_poses = gazebo_models.load_gazebo_models()
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# Remove models from the scene on shutdown
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rospy.on_shutdown(functools.partial(gazebo_models.delete_gazebo_models, model_list))
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rospy.logwarn("Creating task planner")
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task_planner = TaskPlanner()
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task_facade = task_planner.get_task_facade()
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@ -0,0 +1,32 @@
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class PSGGripper():
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def __init__(self):
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pass
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def get_position(self):
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return 0
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def get_force(self):
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return 0
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def set_dead_zone(self, v):
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return 0
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def get_dead_zone(self):
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return 0
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def is_moving(self):
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return 0
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def has_error(self):
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return False
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def stop(self):
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pass
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def close(self):
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pass
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def open(self):
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pass
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@ -8,6 +8,8 @@ from geometry_msgs.msg import (
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Pose,
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)
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from sorting_demo import demo_constants
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from real_gripper import PSGGripper
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class SawyerRobotControl(object):
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def __init__(self, trajectory_planner, limb="right", hover_distance=0.08, tip_name="right_gripper_tip"):
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@ -21,7 +23,12 @@ class SawyerRobotControl(object):
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self._tip_name = tip_name # string
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self._hover_distance = hover_distance # in meters
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self._limb = intera_interface.Limb(limb)
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if demo_constants.REAL_ROBOT:
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self._gripper =PSGGripper()
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else:
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self._gripper = intera_interface.Gripper()
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self._robot_enable = intera_interface.RobotEnable()
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# verify robot is enabled
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@ -29,10 +29,12 @@ class TaskPlanner:
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def __init__(self):
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"""
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"""
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rospy.logwarn("creating task planner")
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limbname = 'right'
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self._hover_distance = 0.1 # meters
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self.place_hover_distance = 0.15
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rospy.logwarn("creating environment estimation")
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# subcomponents
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self.environment_estimation = EnvironmentEstimation()
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@ -44,6 +46,8 @@ class TaskPlanner:
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self.ikservice = rospy.ServiceProxy("/sawyer_ik_5d_node/ik", moveit_msgs.srv.GetPositionIK)
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rospy.logwarn("creating task planner")
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self.cancel_signal = False
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self.pause_flag = False
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@ -64,6 +68,16 @@ class TaskPlanner:
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self.joint_names = ["right_j0", "right_j1", "right_j2", "right_j3", "right_j4", "right_j5", "right_j6"]
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self.gripper_state = GripperState()
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self.head_pose_joints = {'right_j0': 0.0,
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'right_j1': -numpy.pi / 2.0,
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'right_j2': 0.0,
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'right_j3': numpy.pi / 2.0,
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'right_j4': 0.0,
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'right_j5': 0.0,
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'right_j6': 0.0}
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self.starting_joint_angles = self.head_pose_joints
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def scheduler_yield(self):
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rospy.logwarn("scheduler yield")
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if self.cancel_signal:
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@ -314,13 +328,7 @@ class TaskPlanner:
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oldceil = self.trajectory_planner.ceilheight
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joint_angles = {'right_j0': 0.0,
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'right_j1': -numpy.pi / 2.0,
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'right_j2': 0.0,
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'right_j3': numpy.pi / 2.0,
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'right_j4': 0.0,
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'right_j5': 0.0,
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'right_j6': 0.0}
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joint_angles = self.head_pose_joints
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self.trajectory_planner.ceilheight = 2.0
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